CVE-2021-39996 — Out-of-bounds Write in Huawei Harmonyos

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
9.8CRITICALNVD
EPSS
0.2%
top 53.45%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Huawei HarmonyosHuawei EmuiHuawei Magic UI
Timeline
PublishedJan 10
Latest updateJan 11

Description

There is a Heap-based buffer overflow vulnerability with the NFC module in smartphones. Successful exploitation of this vulnerability may cause memory overflow.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages3 packages

▶NVDhuawei/harmonyos< 2.0
▶NVDhuawei/emui5 versions+4
▶NVDhuawei/magic_ui4 versions+3

🔴Vulnerability Details

2
GHSA
GHSA-mrvq-2cc4-hffg: There is a Heap-based buffer overflow vulnerability with the NFC module in smartphones↗2022-01-11
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CVEList
CVE-2021-39996: There is a Heap-based buffer overflow vulnerability with the NFC module in smartphones↗2022-01-07
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CVE-2021-39996 — Out-of-bounds Write in Huawei | cvebase